AI Platform Engineer (OneAI)

About the role

OpenNebula Systems, a provider of open-source cloud and edge computing platforms, is hiring an AI Platform Engineer to work on OneAI, its platform for running high-performance inference and training workloads across cloud and edge environments. The role sits at the intersection of applied AI, systems engineering and product design, and is part of a distributed, fully remote international team.

Key responsibilities

• Design, implement and deploy advanced AI capabilities within OneAI, integrating frameworks such as vLLM, PyTorch and Unsloth into a secure, scalable and observable platform.
• Shape the user experience by designing workflows for model management, deployment configuration and job operation.
• Integrate public model repositories such as Hugging Face to streamline model and dataset discovery, import, versioning and deployment.
• Build reliable APIs for compute provisioning and workload scheduling, and implement GPU-aware operations.
• Build observability tools tracking latency, throughput, utilization and failure rates.
• Optimize deployment strategies, performance and cost efficiency, and research emerging AI tools.

Required profile

• Bachelor's or Master's degree in Computer Science, Information Technology or Engineering.
• 3+ years of experience in applied AI, machine learning or software engineering, delivering AI/ML solutions in production.
• Proven experience deploying LLMs at scale and building AI platforms that manage the model lifecycle.
• Experience with GPU orchestration and cloud/containerized environments, and collaboration with infrastructure teams.
• Advanced English (B2 or higher).

Required skills

• High-throughput inference engines (vLLM) and fine-tuning tools (Unsloth)
• Hugging Face ecosystem (Transformers, Hub, Datasets)
• Monitoring tools for token throughput, latency, GPU utilization and failure rates
• Scalable APIs for compute provisioning and workload scheduling
• Cloud platforms and containers (OpenNebula, Kubernetes)

What we offer

• Competitive pay, meals, transport and childcare support
• Customized workstation (macOS, Windows, Linux) and private health insurance
• Paid holidays, personal time, sick leave and parental leave
• Friday afternoon off and summer off
• Full-time, part-time, employee or contractor positions
• Digital disconnecting policy and a healthy work-life balance